TM 5-6675-250-10
2-9. PREPARATION FOR MOVEMENT - Continued
MOVEMENT TO A NEW LOCATION - Continued
f.
Loosen each of the three tripod hold-down
clamps (1) and align the index mark on the
theodolite base with the tripod index mark.
Center the GRU (2) on the tripod (3) and
tighten the hold-down clamps (1). Lift the
GRU (2) and tripod (3) to raise the equip-
ment above the site. While holding the
e q u i p m e n t , retract the tripod bearing
plates (4) with the fine leveling knobs (5),
loosen the three leg clamps (6), retract the
tripod legs (7), and tighten the leg clamps.
Fold the legs in and against the GRU (2).
Leave the theodolite horizontal locks in
the released position.
Release the theodolite horizontal and ver-
g.
tical locks (8 and 9).
h.
Rotate the telescope so that the telescope
(10) and alidade storage index marks (11)
are lined up.
i.
Rotate the alidade (12) so that the alidade
and theodolite base storage index marks
(13) are lined up.
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